The billionaire-backed Planetary Resources, Inc. announced Tuesday (April 24) that it hopes to mine near-Earth asteroids for water and precious metals, with the dual aims of making a tidy profit and helping open the final frontier t...

A new private company called Deep Space Industries announced today that it intends to send a fleet of small spacecraft to near-Earth asteroids with the aim of mining resources and turning them into products using space-based 3D prin...